Truthfulness requires courage and, ideally, skillfulness.

诚实需要勇气和技巧。

His performance tonight speaks volumes for his skillfulness.

他今晚的表现充分说明他技巧之熟练。

And it is taken a sign of skillfulness to solve a problem efficiently.

它采取的一个迹象埶解决问题的效率。

The advantages: simple structure, smallness and skillfulness and high sensitivity.

优点在于：结构简单、小巧、灵敏度高。

The quality of your communication is always important, and increased skillfulness offers many benefits.

谈话的质量是很重要的，增强沟通的技巧将会使你受益匪浅。